A hot-air balloon is held at a constant altitude by two ropes that are anchored to the ground. One rope is 125 feet long and makes an angle of 64° with the ground. The other rope is 120 feet long. What is the distance between the points on the ground at which the two ropes are anchored?
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
__________ ft.
What will be an ideal response?
97; 13
Mathematics
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Identify the graph of the equation as a parabola, circle, ellipse, or hyperbola.4x = 5y2 - 23
A. Hyperbola B. Ellipse C. Circle D. Parabola
Mathematics
Use a system of equations to find the parabola of the form 
that goes through the three given points.
, 
, 
A. y = -3x2 - 4x + 2 B. y = -3x2 - 4x - 2 C. y = -3x2 + 4x - 2 D. y = 3x2 - 4x - 2
Mathematics
Find the equation of the tangent line to the curve when x has the given value.f(x) = 
; x = 49
A. y = 
x + 6
B. y = 
x + 
C. y = 
x - 
D. y = - 
x + 
Mathematics
Solve the problem.City A is 452 miles due north of of City B. Find the difference in the latitudes of these two cities, assuming that the radius of Earth is 3960 miles.
A. ?11.414° B. ?20.545° C. ?7.889° D. ?6.540°
Mathematics